Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 70fd07cdbadb3309a385fef7552941f0615d2428342f45989fb07b7e94d4f04c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^